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- In order to understand more about the multistage atomization process, the modes of liquid multistage atomization are investigated through simulation experiments by photographic observation. 为要深入了解和有效控制多级雾化过程，采用观察和摄影手段对液体多级雾化的分裂模式进行了模拟实验研究。
- Objectives which consist only of one lens can be used for visual and photographic observations. 由单透镜组成的物镜可作目视和照相观测用。
- satellite photographic observation 卫星摄影观测
- He is working in his photographic studio. 他正在摄影室工作。
- He dug out a faded photograph and showed it to me. 他找出一张褪了色的照片拿给我看。
- The photograph was backed with cardboard. 照片背面衬上了一层纸板。
- I planned to enlarge this photograph. 我计划放大这张照片。
- Have you seen my photograph in the newspaper? 你看到我在报纸上的照片了吗？
- I'd like to enlarge a photograph. 我想放大一张照片。
- He was taken into hospital for observation. 他被送进医院观察。
- Stand still while I am taking your photograph. 我帮你拍照时站着不要动。
- Careful observation convinced them that is was so. 仔细的观察使他们相信情况是这样的。
- He took a photograph of the child. 他给那孩子拍了一张照片。
- Photographic paper is highly sensitive to light. 感光纸对光十分敏感。
- It's basically wrong to have observation taken off from hearsay. 以道听途说作为意见的根据是根本错误的。
- My little brother has a photographic memory. 我的小弟弟有着惊人的记忆力。
- He is a man of little observation. 他是个观察力极差的人。
- They decided to put him under observation. 他们决定监视他。
- The photograph brings back many pleasant memories. 这张照片使人回想起许多愉快的往事。
- He was under observation by the police. 他受到警方严密监视。
